236 lines
12 KiB
C#
236 lines
12 KiB
C#
// ENABLE_VR is not defined on Game Core but the assembly is available with limited features when the XR module is enabled.
|
|
#if UNITY_INPUT_SYSTEM_ENABLE_XR && (ENABLE_VR || UNITY_GAMECORE) && !UNITY_FORCE_INPUTSYSTEM_XR_OFF || PACKAGE_DOCS_GENERATION
|
|
using System.Runtime.InteropServices;
|
|
using Unity.Collections.LowLevel.Unsafe;
|
|
using UnityEngine.InputSystem.Controls;
|
|
using UnityEngine.InputSystem.Layouts;
|
|
using UnityEngine.InputSystem.LowLevel;
|
|
using UnityEngine.InputSystem.Utilities;
|
|
using UnityEngine.Scripting;
|
|
using TrackingState = UnityEngine.XR.InputTrackingState;
|
|
|
|
namespace UnityEngine.InputSystem.XR
|
|
{
|
|
/// <summary>
|
|
/// State layout for a single pose.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This is the low-level memory representation of a single pose, i.e the
|
|
/// way poses are internally transmitted and stored in the system. PoseStates are used on devices containing <see cref="PoseControl"/>s.
|
|
/// </remarks>
|
|
/// <seealso cref="PoseControl"/>
|
|
[StructLayout(LayoutKind.Explicit, Size = kSizeInBytes)]
|
|
public struct PoseState : IInputStateTypeInfo
|
|
{
|
|
internal const int kSizeInBytes = 60;
|
|
|
|
/// <summary>
|
|
/// Memory format tag for PoseState.
|
|
/// </summary>
|
|
/// <value>Returns "Pose".</value>
|
|
/// <seealso cref="InputStateBlock.format"/>
|
|
public FourCC format => new FourCC('P', 'o', 's', 'e');
|
|
|
|
/// <summary>
|
|
/// Constructor for PoseStates.
|
|
///
|
|
/// Useful for creating PoseStates locally (not from <see cref="PoseControl"/>).
|
|
/// </summary>
|
|
/// <param name="isTracked">Value to use for <see cref="isTracked"/></param>
|
|
/// <param name="trackingState">Value to use for <see cref="trackingState"/></param>
|
|
/// <param name="position">Value to use for <see cref="position"/></param>
|
|
/// <param name="rotation">Value to use for <see cref="rotation"/></param>
|
|
/// <param name="velocity">Value to use for <see cref="velocity"/></param>
|
|
/// <param name="angularVelocity">Value to use for <see cref="angularVelocity"/></param>
|
|
public PoseState(bool isTracked, TrackingState trackingState, Vector3 position, Quaternion rotation, Vector3 velocity, Vector3 angularVelocity)
|
|
{
|
|
this.isTracked = isTracked;
|
|
this.trackingState = trackingState;
|
|
this.position = position;
|
|
this.rotation = rotation;
|
|
this.velocity = velocity;
|
|
this.angularVelocity = angularVelocity;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Whether the pose is currently being fully tracked. Otherwise, the tracking is either unavailable, or simulated.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Fully tracked means that the pose is accurate and not using any simulated or extrapolated positions, and the system tracking this pose is able to confidently track this object.
|
|
/// </remarks>
|
|
[FieldOffset(0), InputControl(displayName = "Is Tracked", layout = "Button")]
|
|
public bool isTracked;
|
|
|
|
/// <summary>
|
|
/// A Flags Enumeration specifying which other fields in the pose state are valid.
|
|
/// </summary>
|
|
[FieldOffset(4), InputControl(displayName = "Tracking State", layout = "Integer")]
|
|
public TrackingState trackingState;
|
|
|
|
/// <summary>
|
|
/// The position in 3D space, relative to the tracking origin where this pose represents.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Positions are represented in meters.
|
|
/// This field is only valid if <see cref="trackingState"/> contains the <see cref="UnityEngine.XR.InputTrackingState.Position"/> value.
|
|
/// See <seealso cref="UnityEngine.XR.TrackingOriginModeFlags"/> for information on tracking origins.
|
|
/// </remarks>
|
|
[FieldOffset(8), InputControl(displayName = "Position", noisy = true)]
|
|
public Vector3 position;
|
|
|
|
/// <summary>
|
|
/// The rotation in 3D space, relative to the tracking origin where this pose represents.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This field is only valid if <see cref="trackingState"/> contains the <see cref="UnityEngine.XR.InputTrackingState.Rotation"/> value.
|
|
/// See <seealso cref="UnityEngine.XR.TrackingOriginModeFlags"/> for information on tracking origins.
|
|
/// </remarks>
|
|
[FieldOffset(20), InputControl(displayName = "Rotation", noisy = true)]
|
|
public Quaternion rotation;
|
|
|
|
/// <summary>
|
|
/// The velocity in 3D space, relative to the tracking origin where this pose represents.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Velocities are represented in meters per second.
|
|
/// This field is only valid if <see cref="trackingState"/> contains the <see cref="UnityEngine.XR.InputTrackingState.Velocity"/> value.
|
|
/// See <seealso cref="UnityEngine.XR.TrackingOriginModeFlags"/> for information on tracking origins.
|
|
/// </remarks>
|
|
[FieldOffset(36), InputControl(displayName = "Velocity", noisy = true)]
|
|
public Vector3 velocity;
|
|
|
|
/// <summary>
|
|
/// The angular velocity in 3D space, relative to the tracking origin where this pose represents.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This field is only valid if <see cref="trackingState"/> contains the <see cref="UnityEngine.XR.InputTrackingState.AngularVelocity"/> value.
|
|
/// See <seealso cref="UnityEngine.XR.TrackingOriginModeFlags"/> for information on tracking origins.
|
|
/// </remarks>
|
|
[FieldOffset(48), InputControl(displayName = "Angular Velocity", noisy = true)]
|
|
public Vector3 angularVelocity;
|
|
}
|
|
|
|
/// <summary>
|
|
/// A control representing a Pose in 3D space, relative to an XR tracking origin
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Note that unlike most other control types, <c>PoseControls</c> do not have
|
|
/// a flexible memory layout. They are hardwired to <see cref="PoseState"/> and
|
|
/// will not work correctly with a different memory layouts. Additional fields may
|
|
/// be appended to the struct but what's there in the struct has to be located
|
|
/// at exactly those memory addresses.
|
|
///
|
|
/// For more information on tracking origins see <see cref="UnityEngine.XR.TrackingOriginModeFlags"/>.
|
|
/// </remarks>
|
|
[Preserve, InputControlLayout(stateType = typeof(PoseState))]
|
|
public class PoseControl : InputControl<PoseState>
|
|
{
|
|
/// <summary>
|
|
/// Represents whether this pose is fully tracked or unavailable/simulated.
|
|
/// </summary>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.isTracked"/> value.</value>
|
|
/// <seealso cref="PoseState.isTracked"/>
|
|
public ButtonControl isTracked { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The other controls on this <see cref="PoseControl"/> that are currently reporting data.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This can be missing values when the device tracking this pose is restricted or not tracking properly.
|
|
/// </remarks>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.trackingState"/> value of the pose retrieved from this control.</value>
|
|
/// <seealso cref="PoseState.trackingState"/>
|
|
public IntegerControl trackingState { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The position, in meters, of this tracked pose relative to the tracking origin.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The data for this control is only valid if the value returned from <see cref="trackingState"/> contains <see cref="UnityEngine.XR.InputTrackingState.Position"/> value.
|
|
/// </remarks>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.position"/> value of the pose retrieved from this control.</value>
|
|
/// <seealso cref="PoseState.position"/>
|
|
public Vector3Control position { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The rotation of this tracked pose relative to the tracking origin.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The data for this control is only valid if the value returned from <see cref="trackingState"/> contains <see cref="UnityEngine.XR.InputTrackingState.Rotation"/> value.
|
|
/// </remarks>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.rotation"/> value of the pose retrieved from this control.</value>
|
|
/// <seealso cref="PoseState.rotation"/>
|
|
public QuaternionControl rotation { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The velocity, in meters per second, of this tracked pose relative to the tracking origin.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The data for this control is only valid if the value returned from <see cref="trackingState"/> contains <see cref="UnityEngine.XR.InputTrackingState.Velocity"/> value.
|
|
/// </remarks>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.velocity"/> value of the pose retrieved from this control.</value>
|
|
/// <seealso cref="PoseState.velocity"/>
|
|
public Vector3Control velocity { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The angular velocity of this tracked pose relative to the tracking origin.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// The data for this control is only valid if the value returned from <see cref="trackingState"/> contains <see cref="UnityEngine.XR.InputTrackingState.AngularVelocity"/> value.
|
|
/// </remarks>
|
|
/// <value>Control representing whether the pose is being fully tracked. Maps to the <see cref="PoseState.angularVelocity"/> value of the pose retrieved from this control.</value>
|
|
/// <seealso cref="PoseState.angularVelocity"/>
|
|
public Vector3Control angularVelocity { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Default-initialize the pose control.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Sets the <see cref="InputStateBlock.format"/> to <c>"Pose"</c>.
|
|
/// </remarks>
|
|
public PoseControl()
|
|
{
|
|
m_StateBlock.format = new FourCC('P', 'o', 's', 'e');
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
protected override void FinishSetup()
|
|
{
|
|
isTracked = GetChildControl<ButtonControl>("isTracked");
|
|
trackingState = GetChildControl<IntegerControl>("trackingState");
|
|
position = GetChildControl<Vector3Control>("position");
|
|
rotation = GetChildControl<QuaternionControl>("rotation");
|
|
velocity = GetChildControl<Vector3Control>("velocity");
|
|
angularVelocity = GetChildControl<Vector3Control>("angularVelocity");
|
|
|
|
base.FinishSetup();
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public override unsafe PoseState ReadUnprocessedValueFromState(void* statePtr)
|
|
{
|
|
return new PoseState()
|
|
{
|
|
isTracked = isTracked.ReadUnprocessedValueFromState(statePtr) > 0.5f,
|
|
trackingState = (TrackingState)trackingState.ReadUnprocessedValueFromState(statePtr),
|
|
position = position.ReadUnprocessedValueFromState(statePtr),
|
|
rotation = rotation.ReadUnprocessedValueFromState(statePtr),
|
|
velocity = velocity.ReadUnprocessedValueFromState(statePtr),
|
|
angularVelocity = angularVelocity.ReadUnprocessedValueFromState(statePtr),
|
|
};
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public override unsafe void WriteValueIntoState(PoseState value, void* statePtr)
|
|
{
|
|
isTracked.WriteValueIntoState(value.isTracked, statePtr);
|
|
trackingState.WriteValueIntoState((uint)value.trackingState, statePtr);
|
|
position.WriteValueIntoState(value.position, statePtr);
|
|
rotation.WriteValueIntoState(value.rotation, statePtr);
|
|
velocity.WriteValueIntoState(value.velocity, statePtr);
|
|
angularVelocity.WriteValueIntoState(value.angularVelocity, statePtr);
|
|
}
|
|
}
|
|
}
|
|
#endif
|